OPB847L55

Product Overview

The OPB847L55 is a reflective object sensor designed for use in various applications. This optoelectronic device belongs to the category of sensors and is commonly used for detecting the presence or absence of objects. Its characteristics include high sensitivity, compact packaging, and reliable performance. The sensor is typically available in a package that includes the essential components for its operation, and it is commonly sold in quantities suitable for industrial and commercial applications.

Specifications

• Operating Voltage: 4.5V to 5.5V
• Output Type: Phototransistor
• Sensing Distance: Up to 0.125 inches (3.18mm)
• Package Type: SMD/SMT
• Maximum Operating Temperature: 85°C
• Minimum Operating Temperature: -40°C

Detailed Pin Configuration

The OPB847L55 features a standard pin configuration with the following pins: 1. VCC (Power Supply) 2. GND (Ground) 3. Output

Functional Features

The sensor operates by emitting infrared light and detecting the reflection from an object. When an object is within the sensing distance, the phototransistor output is activated, indicating the presence of the object.

Advantages and Disadvantages

Advantages

• High sensitivity
• Compact design
• Reliable performance
• Wide operating temperature range

Disadvantages

• Limited sensing distance
• Susceptible to ambient light interference

Working Principles

The OPB847L55 works on the principle of reflective sensing. It emits infrared light and measures the intensity of the reflected light to determine the presence or absence of an object within its detection range.

Detailed Application Field Plans

The OPB847L55 is widely used in various applications, including: - Object detection in automated machinery - Paper detection in printers and copiers - Proximity sensing in robotics and automation - Assembly line automation - Industrial equipment safety systems

Detailed and Complete Alternative Models

Some alternative models to the OPB847L55 include: - TCRT5000: A similar reflective optical sensor with a compact design - QRE1113: Reflective object sensor with analog output for distance measurement - GP2Y0A21YK: Infrared proximity sensor with longer sensing distance

In conclusion, the OPB847L55 reflective object sensor offers high sensitivity and reliable performance, making it suitable for various industrial and commercial applications. While it has limitations such as a limited sensing distance and susceptibility to ambient light interference, it remains a popular choice for object detection and proximity sensing needs.